StainlessSteel Exhaust Manifold, 4-1, MX5 Mk3/3.5/3.75
... Stainlesssteel headers. This is a fully stainless header with 4 into 1 pipes is designed so that it delivers maximum HP and a maximum high flow. They have tested numerous designs to get to this special looking finished ...

StainlessSteel Exhaust Manifold, 4-2-1, MX5 Mk3/3.5/3.75
... of Stainlesssteel headers. This is a fully stainless header with 4 into 2 into 1 pipes is designed so that it delivers maximum HP and a maximum high flow. They have tested numerous designs to get to this special looking finished ...